Closer lock of what we want DFF F ? F F clk1 CLRN CLRN clk2 a In order to make sure that B can sample the signal from A, What kind of information needs Tco time from register A (Tco) trace delay(+ logic delay) between A and B (Td) Tsu time of register B(Tsu) clock rising edge DIFFERENT BETWEEN 1 and clk2 (X Copyright 1997 Altera Corporation 2/22/2021P12 favaraCopyright © 1997 Altera Corporation 2/22/2021 P.12 Closer Lock of what we want ◼ In order to make sure that B can sample the signal from A, what kind of information needs – Tco time from register A (Tco) – trace delay (+ logic delay) between A and B (Td) – Tsu time of register B (Tsu) – clock rising edge DIFFERENT BETWEEN clk1 and clk2 (X) ? A B